This post comes with the guide to add a new key to 2008 Ram 1500 by Xtool X100 Pad2.
All need:
One original key+ one spare key
Xtool X100 PAD2 key programmer standard version
Procedure:
Step 1: Follow the connection method to connect X100 PAD2 to vehicle
Step 2: Insert the original key into ignition
Step 3: Select Immobilizer-> select the corresponding car brand and car model-> Get security code
Step 4: Follow the prompts on the x100 pad2 screen to turn on/ off ignition until read out pin code successfully
Step 5: Remove the transponder from the original key
Put it together with the new key, and insert into vehicle
Just held this one took the innards out of it, so the transponder would be a way to program the new one and success
Get XTOOL X100 PAD2 Key Programmer Standard Version from UK with best price: